Five minutes ain’t going to change someone’s entire viewpoint.
I am not sure what book I would recommend (this is one of the reasons I’m working on LibertyHQ). I’ve heard Hazlitt is pretty good.
Here are my thoughts on the book:
https://forum.freecapitalists.org/t/reflections-on-anatomy-of-the-state/25162
I think understanding AotS completely requires a deeper background in libertarian literature. It might be useful for some newer people, but getting the gull punch is a bit tougher.